Minimal Weierstrass equation
Minimal Weierstrass equation
Simplified equation
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\(y^2=x^3+8232x+581042\)
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(homogenize, simplify) |
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\(y^2z=x^3+8232xz^2+581042z^3\)
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(dehomogenize, simplify) |
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\(y^2=x^3+8232x+581042\)
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(homogenize, minimize) |
Mordell-Weil group structure
\(\Z \oplus \Z\)
Mordell-Weil generators
| $P$ | $\hat{h}(P)$ | Order |
|---|---|---|
| \( \left(\frac{49}{4}, \frac{6615}{8}\right) \) | $0.99856450307990304418429399911$ | $\infty$ |
| \( \left(-49, 245\right) \) | $1.4598069501707238406362561510$ | $\infty$ |
| $P$ | $\hat{h}(P)$ | Order |
|---|---|---|
| \([98:6615:8]\) | $0.99856450307990304418429399911$ | $\infty$ |
| \([-49:245:1]\) | $1.4598069501707238406362561510$ | $\infty$ |
| $P$ | $\hat{h}(P)$ | Order |
|---|---|---|
| \( \left(\frac{49}{4}, \frac{6615}{8}\right) \) | $0.99856450307990304418429399911$ | $\infty$ |
| \( \left(-49, 245\right) \) | $1.4598069501707238406362561510$ | $\infty$ |
Integral points
\((-49,\pm 245)\), \((127,\pm 1917)\), \((151,\pm 2295)\), \((343,\pm 6615)\)
\([-49:\pm 245:1]\), \([127:\pm 1917:1]\), \([151:\pm 2295:1]\), \([343:\pm 6615:1]\)
\((-49,\pm 245)\), \((127,\pm 1917)\), \((151,\pm 2295)\), \((343,\pm 6615)\)
Invariants
| Conductor: | $N$ | = | \( 141120 \) | = | $2^{6} \cdot 3^{2} \cdot 5 \cdot 7^{2}$ |
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| Minimal Discriminant: | $\Delta$ | = | $-181549724932800$ | = | $-1 \cdot 2^{6} \cdot 3^{9} \cdot 5^{2} \cdot 7^{8} $ |
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| j-invariant: | $j$ | = | \( \frac{229376}{675} \) | = | $2^{15} \cdot 3^{-3} \cdot 5^{-2} \cdot 7$ |
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| Endomorphism ring: | $\mathrm{End}(E)$ | = | $\Z$ | |||
| Geometric endomorphism ring: | $\mathrm{End}(E_{\overline{\Q}})$ | = | \(\Z\) (no potential complex multiplication) |
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| Sato-Tate group: | $\mathrm{ST}(E)$ | = | $\mathrm{SU}(2)$ | |||
| Faltings height: | $h_{\mathrm{Faltings}}$ | ≈ | $1.4194450053163226247032947565$ |
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| Stable Faltings height: | $h_{\mathrm{stable}}$ | ≈ | $-0.77370816200124707910651241832$ |
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| $abc$ quality: | $Q$ | ≈ | $1.2666941259754438$ | |||
| Szpiro ratio: | $\sigma_{m}$ | ≈ | $3.379190843688768$ | |||
| Intrinsic torsion order: | $\#E(\mathbb Q)_\text{tors}^\text{is}$ | = | $1$ | |||
BSD invariants
| Analytic rank: | $r_{\mathrm{an}}$ | = | $ 2$ |
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| Mordell-Weil rank: | $r$ | = | $ 2$ |
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| Regulator: | $\mathrm{Reg}(E/\Q)$ | ≈ | $1.2267027721762236659152076460$ |
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| Real period: | $\Omega$ | ≈ | $0.40079919768855992548328509178$ |
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| Tamagawa product: | $\prod_{p}c_p$ | = | $ 24 $ = $ 1\cdot2^{2}\cdot2\cdot3 $ |
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| Torsion order: | $\#E(\Q)_{\mathrm{tor}}$ | = | $1$ |
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| Special value: | $ L^{(2)}(E,1)/2!$ | ≈ | $11.799875685373506172584271455 $ |
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| Analytic order of Ш: | Ш${}_{\mathrm{an}}$ | ≈ | $1$ (rounded) |
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BSD formula
$$\begin{aligned} 11.799875685 \approx L^{(2)}(E,1)/2! & \overset{?}{=} \frac{\# ะจ(E/\Q)\cdot \Omega_E \cdot \mathrm{Reg}(E/\Q) \cdot \prod_p c_p}{\#E(\Q)_{\rm tor}^2} \\ & \approx \frac{1 \cdot 0.400799 \cdot 1.226703 \cdot 24}{1^2} \\ & \approx 11.799875685\end{aligned}$$
Modular invariants
Modular form 141120.2.a.ed
For more coefficients, see the Downloads section to the right.
| Modular degree: | 387072 |
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| $ \Gamma_0(N) $-optimal: | yes | |
| Manin constant: | 1 |
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Local data at primes of bad reduction
This elliptic curve is not semistable. There are 4 primes $p$ of bad reduction:
| $p$ | Tamagawa number | Kodaira symbol | Reduction type | Root number | $\mathrm{ord}_p(N)$ | $\mathrm{ord}_p(\Delta)$ | $\mathrm{ord}_p(\mathrm{den}(j))$ |
|---|---|---|---|---|---|---|---|
| $2$ | $1$ | $II$ | additive | 1 | 6 | 6 | 0 |
| $3$ | $4$ | $I_{3}^{*}$ | additive | -1 | 2 | 9 | 3 |
| $5$ | $2$ | $I_{2}$ | nonsplit multiplicative | 1 | 1 | 2 | 2 |
| $7$ | $3$ | $IV^{*}$ | additive | 1 | 2 | 8 | 0 |
Galois representations
The $\ell$-adic Galois representation has maximal image for all primes $\ell$ except those listed in the table below.
| prime $\ell$ | mod-$\ell$ image | $\ell$-adic image | $\ell$-adic index |
|---|---|---|---|
| $3$ | 3B | 3.4.0.1 | $4$ |
The image $H:=\rho_E(\Gal(\overline{\Q}/\Q))$ of the adelic Galois representation has label 24.16.0-6.b.1.1, level \( 24 = 2^{3} \cdot 3 \), index $16$, genus $0$, and generators
$\left(\begin{array}{rr} 4 & 3 \\ 9 & 7 \end{array}\right),\left(\begin{array}{rr} 1 & 6 \\ 0 & 1 \end{array}\right),\left(\begin{array}{rr} 5 & 0 \\ 0 & 23 \end{array}\right),\left(\begin{array}{rr} 1 & 0 \\ 6 & 1 \end{array}\right),\left(\begin{array}{rr} 15 & 22 \\ 8 & 17 \end{array}\right),\left(\begin{array}{rr} 11 & 0 \\ 0 & 23 \end{array}\right),\left(\begin{array}{rr} 3 & 4 \\ 8 & 11 \end{array}\right),\left(\begin{array}{rr} 11 & 18 \\ 12 & 17 \end{array}\right),\left(\begin{array}{rr} 12 & 13 \\ 7 & 12 \end{array}\right),\left(\begin{array}{rr} 19 & 6 \\ 18 & 7 \end{array}\right)$.
The torsion field $K:=\Q(E[24])$ is a degree-$4608$ Galois extension of $\Q$ with $\Gal(K/\Q)$ isomorphic to the projection of $H$ to $\GL_2(\Z/24\Z)$.
The table below list all primes $\ell$ for which the Serre invariants associated to the mod-$\ell$ Galois representation are exceptional.
| $\ell$ | Reduction type | Serre weight | Serre conductor |
|---|---|---|---|
| $2$ | additive | $2$ | \( 441 = 3^{2} \cdot 7^{2} \) |
| $3$ | additive | $2$ | \( 15680 = 2^{6} \cdot 5 \cdot 7^{2} \) |
| $5$ | nonsplit multiplicative | $6$ | \( 28224 = 2^{6} \cdot 3^{2} \cdot 7^{2} \) |
| $7$ | additive | $26$ | \( 2880 = 2^{6} \cdot 3^{2} \cdot 5 \) |
Isogenies
This curve has non-trivial cyclic isogenies of degree $d$ for $d=$
3.
Its isogeny class 141120nk
consists of 2 curves linked by isogenies of
degree 3.
Twists
The minimal quadratic twist of this elliptic curve is 735c1, its twist by $168$.
Growth of torsion in number fields
The number fields $K$ of degree less than 24 such that $E(K)_{\rm tors}$ is strictly larger than $E(\Q)_{\rm tors}$ (which is trivial) are as follows:
| $[K:\Q]$ | $K$ | $E(K)_{\rm tors}$ | Base change curve |
|---|---|---|---|
| $2$ | \(\Q(\sqrt{-6}) \) | \(\Z/3\Z\) | not in database |
| $3$ | 3.1.588.1 | \(\Z/2\Z\) | not in database |
| $6$ | 6.0.1037232.1 | \(\Z/2\Z \oplus \Z/2\Z\) | not in database |
| $6$ | 6.2.6914880000.6 | \(\Z/3\Z\) | not in database |
| $6$ | 6.0.132765696.1 | \(\Z/6\Z\) | not in database |
| $12$ | deg 12 | \(\Z/4\Z\) | not in database |
| $12$ | deg 12 | \(\Z/3\Z \oplus \Z/3\Z\) | not in database |
| $12$ | deg 12 | \(\Z/2\Z \oplus \Z/6\Z\) | not in database |
| $18$ | 18.0.4034110625910555628313568765542400000000.1 | \(\Z/9\Z\) | not in database |
| $18$ | 18.2.190448004656290332672000000000000.1 | \(\Z/6\Z\) | not in database |
We only show fields where the torsion growth is primitive. For fields not in the database, click on the degree shown to reveal the defining polynomial.
Iwasawa invariants
| $p$ | 2 | 3 | 5 | 7 | 11 | 13 | 17 | 19 | 23 | 29 | 31 | 37 | 41 | 43 | 47 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Reduction type | add | add | nonsplit | add | ss | ord | ord | ord | ord | ord | ord | ord | ord | ord | ord |
| $\lambda$-invariant(s) | - | - | 2 | - | 2,2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| $\mu$-invariant(s) | - | - | 0 | - | 0,0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
An entry - indicates that the invariants are not computed because the reduction is additive.
$p$-adic regulators
$p$-adic regulators are not yet computed for curves that are not $\Gamma_0$-optimal.